<template>
	<view class="login-container">
		<uni-icons type="contact-filled" size="100" color="#afafaf"></uni-icons>
		<button type="primary" class="bnt-login" open-type="getUserInfo" @getuserinfo="getUserInfo">一键登录</button>
		<text class="tips-text">登录后尽享受=</text>
	</view>
</template>

<script>
	import {
		mapMutations,
		mapState
	} from 'vuex'

	export default {
		name: "my-login",
		data() {
			return {

			};
		},
		computed: {
			...mapState('m_user', ['redirectInfo'])
		},
		methods: {
			...mapMutations('m_user', ['updateUserInfo', 'updateToken','updateRedirectInfo']),
			getUserInfo(e) {
				console.log('getUserInfo');
				console.log(e)
				if (e.detail.errMsg === 'getUserInfo:fail auth deny') return uni.$showMsg('你取消了登录授权')
				this.updateUserInfo(e.detail.userInfo)
				this.getToken(e.detail)
			},
			// getUserProfile() {
			// 	uni.getUserProfile({
			// 		desc: '测试',
			// 		success(res) {
			// 			console.log('getUserProfile');
			// 			console.log("res");
			// 			console.log(res);
			// 			if (res.errMsg !== "getUserProfile:ok") return uni.$showMsg('你取消了登录授权')
			// 			this.updateUserInfo(res.userInfo)
			// 			this.getToken(res)
			// 		},
			// 		fail: (res) => {
			// 			return uni.$showMsg('您取消了登录授权')
			// 		}
			// 	})
			// },
			async getToken(info) {
				const res = await uni.login()
				console.log("getToken->res");
				console.log(res);
				if (res.errMsg !== 'login:ok') return uni.$showMsg('登录失败')

				const query = {
					code: res.code,
					encryptedData: info.encryptedData,
					iv: info.iv,
					rawData: info.rawData,
					signature: info.signature
				}
				// 换取 token
				const {
					data: loginResult
				} = await uni.$http.post('/api/public/v1/users/wxlogin', query)
				console.log('loginResult');
				console.log(loginResult);
				if (loginResult.meta.status !== 200) return uni.$showMsg('登录失败！')

				uni.$showMsg('登录成功')
				this.updateToken(loginResult.message.token)
				this.navigateBack()
			},
			navigateBack(){
				if(this.redirectInfo && this.redirectInfo.openType === 'switchTab'){
					uni.switchTab({
						url:this.redirectInfo.from,
						complete: () => {
							this.updateRedirectInfo(null)
						}
					})
				}
			}
		}
	}
</script>

<style lang="scss">
	.login-container {
		height: 750rpx;
		background-color: #f8f8f8;
		display: flex;
		flex-direction: column;
		justify-content: center;
		align-items: center;
		position: relative;
		overflow: hidden;
		/* 相对定位的元素并未脱离文档流，而绝对定位的元素则脱离了文档流。在布置文档流中其它元素时，绝对定位元素不占据空间。绝对定位元素相对于最近的非 static 祖先元素定位。当这样的祖先元素不存在时，则相对于 ICB（inital container block, 初始包含块） */


		&::after {
			content: '';
			display: block;
			width: 100%;
			height: 40px;
			background-color: white;
			position: absolute;
			bottom: 0;
			left: 0;
			border-radius: 100%;
			transform: translateY(50%);

		}

		.bnt-login {
			width: 90%;
			border-radius: 100px;
			margin: 15px 0;
			background-color: #c00000;
		}


		.tips-text {
			font-size: 12px;
			color: gray;
		}
	}
</style>
